washer/ seal removal

how on earth do I remove the old washer/seal? I have tried a crochet hook but the washer/seal is gripped in a grove so can you please exlpain to me what tool actually works to remove it? I have viewed your video several times and the man did not remove this part.. I await your answer many tnanks
Asked 8 years ago by Emily
I personally just use a long sharp probe, then spear the 'O' ring and prise it out.

Answered 8 years ago by Anonymous

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